static int dvb_usb_init(struct dvb_usb_device *d, short *adapter_nums)
{
int ret = 0;
mutex_init(&d->data_mutex);
mutex_init(&d->usb_mutex);
mutex_init(&d->i2c_mutex);
d->state = DVB_USB_STATE_INIT;
if (d->props.size_of_priv > 0) {
d->priv = kzalloc(d->props.size_of_priv, GFP_KERNEL);
if (d->priv == NULL) {
err("no memory for priv in 'struct dvb_usb_device'");
return -ENOMEM;
}
}
/* check the capabilities and set appropriate variables */
dvb_usb_device_power_ctrl(d, 1);
if ((ret = dvb_usb_i2c_init(d)) ||
(ret = dvb_usb_adapter_init(d, adapter_nums))) {
dvb_usb_exit(d);
return ret;
}
if ((ret = dvb_usb_remote_init(d)))
err("could not initialize remote control.");
dvb_usb_device_power_ctrl(d, 0);
return 0;
}
void dvb_usb_device_exit(struct usb_interface *intf)
{
struct dvb_usb_device *d = usb_get_intfdata(intf);
const char *name = "generic DVB-USB module";
usb_set_intfdata(intf, NULL);
if (d != NULL && d->desc != NULL) {
name = d->desc->name;
dvb_usb_exit(d);
}
info("%s successfully deinitialized and disconnected.", name);
}
void dvb_usb_device_exit(struct usb_interface *intf)
{
struct dvb_usb_device *d = usb_get_intfdata(intf);
const char *default_name = "generic DVB-USB module";
char name[40];
usb_set_intfdata(intf, NULL);
if (d != NULL && d->desc != NULL) {
strscpy(name, d->desc->name, sizeof(name));
dvb_usb_exit(d);
} else {
strscpy(name, default_name, sizeof(name));
}
info("%s successfully deinitialized and disconnected.", name);
}